linux-kernel - [PATCH] riscv: enable sys

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Message-ID: <alpine.DEB.2.21.9999.1907182118500.7083@viisi.sifive.com>
Date:   Thu, 18 Jul 2019 21:20:01 -0700 (PDT)
From:   Paul Walmsley <paul.walmsley@...ive.com>
To:     linux-riscv@...ts.infradead.org
cc:     linux-kernel@...r.kernel.org, linux-arch@...r.kernel.org,
        christian@...uner.io
Subject: [PATCH] riscv: enable sys_clone3 syscall for rv64


Enable the sys_clone3 syscall for RV64.  We simply include the generic
version.

Tested by running the program from

   https://lore.kernel.org/lkml/20190716130631.tohj4ub54md25dys@brauner.io/

and verifying that it completes successfully.

Signed-off-by: Paul Walmsley <paul.walmsley@...ive.com>
Cc: Christian Brauner <christian@...uner.io>
---
 arch/riscv/include/uapi/asm/unistd.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/riscv/include/uapi/asm/unistd.h b/arch/riscv/include/uapi/asm/unistd.h
index 0e2eeeb1fd27..13ce76cc5aff 100644
--- a/arch/riscv/include/uapi/asm/unistd.h
+++ b/arch/riscv/include/uapi/asm/unistd.h
@@ -18,6 +18,7 @@
 #ifdef __LP64__
 #define __ARCH_WANT_NEW_STAT
 #define __ARCH_WANT_SET_GET_RLIMIT
+#define __ARCH_WANT_SYS_CLONE3
 #endif /* __LP64__ */
 
 #include <asm-generic/unistd.h>
-- 
2.22.0